Fatal error: Uncaught Error: Class 'Doctrine\Common\EventArgs' not found in /var/www/html/navirre.com/htdocs/concrete/vendor/doctrine/orm/lib/Doctrine/ORM/Tools/Event/GenerateSchemaEventArgs.php:16 Stack trace: #0 {main} thrown in /var/www/html/navirre.com/htdocs/concrete/vendor/doctrine/orm/lib/Doctrine/ORM/Tools/Event/GenerateSchemaEventArgs.php on line 16